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52ad194e | 1 | /* SPDX-License-Identifier: LGPL-2.1+ */ |
663996b3 MS |
2 | #pragma once |
3 | ||
1d42b86d MB |
4 | #if ! ENABLE_EFI |
5 | #include <errno.h> | |
6 | #endif | |
663996b3 | 7 | #include <stdbool.h> |
4c89c718 MP |
8 | #include <stddef.h> |
9 | #include <stdint.h> | |
663996b3 MS |
10 | |
11 | #include "sd-id128.h" | |
4c89c718 | 12 | |
663996b3 MS |
13 | #include "time-util.h" |
14 | ||
15 | #define EFI_VENDOR_LOADER SD_ID128_MAKE(4a,67,b0,82,0a,4c,41,cf,b6,c7,44,0b,29,bb,8c,4f) | |
16 | #define EFI_VENDOR_GLOBAL SD_ID128_MAKE(8b,e4,df,61,93,ca,11,d2,aa,0d,00,e0,98,03,2b,8c) | |
e3bff60a MP |
17 | #define EFI_VARIABLE_NON_VOLATILE 0x0000000000000001 |
18 | #define EFI_VARIABLE_BOOTSERVICE_ACCESS 0x0000000000000002 | |
19 | #define EFI_VARIABLE_RUNTIME_ACCESS 0x0000000000000004 | |
20 | ||
6e866b33 MB |
21 | #define EFI_LOADER_FEATURE_CONFIG_TIMEOUT (UINT64_C(1) << 0) |
22 | #define EFI_LOADER_FEATURE_CONFIG_TIMEOUT_ONE_SHOT (UINT64_C(1) << 1) | |
23 | #define EFI_LOADER_FEATURE_ENTRY_DEFAULT (UINT64_C(1) << 2) | |
24 | #define EFI_LOADER_FEATURE_ENTRY_ONESHOT (UINT64_C(1) << 3) | |
25 | #define EFI_LOADER_FEATURE_BOOT_COUNTING (UINT64_C(1) << 4) | |
26 | ||
f5e65279 | 27 | #if ENABLE_EFI |
663996b3 MS |
28 | |
29 | bool is_efi_boot(void); | |
e3bff60a MP |
30 | bool is_efi_secure_boot(void); |
31 | bool is_efi_secure_boot_setup_mode(void); | |
32 | int efi_reboot_to_firmware_supported(void); | |
33 | int efi_get_reboot_to_firmware(void); | |
34 | int efi_set_reboot_to_firmware(bool value); | |
663996b3 MS |
35 | |
36 | int efi_get_variable(sd_id128_t vendor, const char *name, uint32_t *attribute, void **value, size_t *size); | |
37 | int efi_get_variable_string(sd_id128_t vendor, const char *name, char **p); | |
6e866b33 MB |
38 | int efi_set_variable(sd_id128_t vendor, const char *name, const void *value, size_t size); |
39 | int efi_set_variable_string(sd_id128_t vendor, const char *name, const char *p); | |
663996b3 | 40 | |
e3bff60a MP |
41 | int efi_get_boot_option(uint16_t nr, char **title, sd_id128_t *part_uuid, char **path, bool *active); |
42 | int efi_add_boot_option(uint16_t id, const char *title, uint32_t part, uint64_t pstart, uint64_t psize, sd_id128_t part_uuid, const char *path); | |
43 | int efi_remove_boot_option(uint16_t id); | |
663996b3 | 44 | int efi_get_boot_order(uint16_t **order); |
e3bff60a | 45 | int efi_set_boot_order(uint16_t *order, size_t n); |
663996b3 MS |
46 | int efi_get_boot_options(uint16_t **options); |
47 | ||
14228c0d MB |
48 | int efi_loader_get_device_part_uuid(sd_id128_t *u); |
49 | int efi_loader_get_boot_usec(usec_t *firmware, usec_t *loader); | |
e3bff60a | 50 | |
6e866b33 MB |
51 | int efi_loader_get_entries(char ***ret); |
52 | ||
6e866b33 MB |
53 | int efi_loader_get_features(uint64_t *ret); |
54 | ||
e3bff60a MP |
55 | #else |
56 | ||
57 | static inline bool is_efi_boot(void) { | |
58 | return false; | |
59 | } | |
60 | ||
61 | static inline bool is_efi_secure_boot(void) { | |
62 | return false; | |
63 | } | |
64 | ||
65 | static inline bool is_efi_secure_boot_setup_mode(void) { | |
66 | return false; | |
67 | } | |
68 | ||
69 | static inline int efi_reboot_to_firmware_supported(void) { | |
70 | return -EOPNOTSUPP; | |
71 | } | |
72 | ||
73 | static inline int efi_get_reboot_to_firmware(void) { | |
74 | return -EOPNOTSUPP; | |
75 | } | |
76 | ||
77 | static inline int efi_set_reboot_to_firmware(bool value) { | |
78 | return -EOPNOTSUPP; | |
79 | } | |
80 | ||
81 | static inline int efi_get_variable(sd_id128_t vendor, const char *name, uint32_t *attribute, void **value, size_t *size) { | |
82 | return -EOPNOTSUPP; | |
83 | } | |
84 | ||
6e866b33 MB |
85 | static inline int efi_get_variable_string(sd_id128_t vendor, const char *name, char **p) { |
86 | return -EOPNOTSUPP; | |
87 | } | |
88 | ||
e3bff60a MP |
89 | static inline int efi_set_variable(sd_id128_t vendor, const char *name, const void *value, size_t size) { |
90 | return -EOPNOTSUPP; | |
91 | } | |
92 | ||
6e866b33 | 93 | static inline int efi_set_variable_string(sd_id128_t vendor, const char *name, const char *p) { |
e3bff60a MP |
94 | return -EOPNOTSUPP; |
95 | } | |
96 | ||
97 | static inline int efi_get_boot_option(uint16_t nr, char **title, sd_id128_t *part_uuid, char **path, bool *active) { | |
98 | return -EOPNOTSUPP; | |
99 | } | |
100 | ||
101 | static inline int efi_add_boot_option(uint16_t id, const char *title, uint32_t part, uint64_t pstart, uint64_t psize, sd_id128_t part_uuid, const char *path) { | |
102 | return -EOPNOTSUPP; | |
103 | } | |
104 | ||
105 | static inline int efi_remove_boot_option(uint16_t id) { | |
106 | return -EOPNOTSUPP; | |
107 | } | |
108 | ||
109 | static inline int efi_get_boot_order(uint16_t **order) { | |
110 | return -EOPNOTSUPP; | |
111 | } | |
112 | ||
113 | static inline int efi_set_boot_order(uint16_t *order, size_t n) { | |
114 | return -EOPNOTSUPP; | |
115 | } | |
116 | ||
117 | static inline int efi_get_boot_options(uint16_t **options) { | |
118 | return -EOPNOTSUPP; | |
119 | } | |
120 | ||
121 | static inline int efi_loader_get_device_part_uuid(sd_id128_t *u) { | |
122 | return -EOPNOTSUPP; | |
123 | } | |
124 | ||
125 | static inline int efi_loader_get_boot_usec(usec_t *firmware, usec_t *loader) { | |
126 | return -EOPNOTSUPP; | |
127 | } | |
128 | ||
6e866b33 MB |
129 | static inline int efi_loader_get_entries(char ***ret) { |
130 | return -EOPNOTSUPP; | |
131 | } | |
132 | ||
133 | static inline int efi_loader_get_features(uint64_t *ret) { | |
134 | return -EOPNOTSUPP; | |
135 | } | |
136 | ||
e3bff60a MP |
137 | #endif |
138 | ||
bb4f798a MB |
139 | bool efi_loader_entry_name_valid(const char *s); |
140 | ||
e3bff60a | 141 | char *efi_tilt_backslashes(char *s); |